Q1. The frequency of PTC nontasters (tt genotype) is advanced than expected if there is a selective advantage to tasting bitter plants or foods in general. PTC is similar to known toxic alkalods that can lead to problems in thyroid metabolism, thus losing the ability to taste these compounds should […]

Microbiology 1. For what specific purpose was gram staining developed for? what is it used for today? 2. Why is the presence of air bubbles a sign of contamination? 3. Why is a gram stain helpful when monitoring bacterial contamination in food or investigating a foodborne illness outbreak? 4. Do […]

1. After staining a peripheral smear with wrights stain and a buffer with the proper pH, the RBCs appear pale pink and the WBCs stain very weakly with little or no detail. One possible explanation is 2. only 2.0 ml of blood is added to a 7.0 ml draw Na […]

BOTOX VERSUS OTHER MEDICATIONS. Introduction   Botox, known as Botulinum Toxin(BTX), is a drug that given to patients to treat neuromuscular conditions. Botox works by preventing signals from the nerve cells reaching muscle, effectively leaving the muscles without instructions to contract, therefore paralyzing them. It can be manufactured commercially for […]